144344240123 has 4 divisors (see below), whose sum is σ = 148245435840. Its totient is φ = 140443044408.

The previous prime is 144344240093. The next prime is 144344240147. The reversal of 144344240123 is 321042443441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321042443441 = 110237 ⋅2912293.

It is a cyclic number.

It is not a de Polignac number, because 144344240123 - 2¹⁰ = 144344239099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144344240123.

It is not an unprimeable number, because it can be changed into a prime (144344240323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1950597803 + ... + 1950597876.

It is an arithmetic number, because the mean of its divisors is an integer number (37061358960).

Almost surely, 2^144344240123 is an apocalyptic number.

144344240123 is a deficient number, since it is larger than the sum of its proper divisors (3901195717).

144344240123 is an equidigital number, since it uses as much as digits as its factorization.

144344240123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901195716.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 144344240123 its reverse (321042443441), we get a palindrome (465386683564).

The spelling of 144344240123 in words is "one hundred forty-four billion, three hundred forty-four million, two hundred forty thousand, one hundred twenty-three".